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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1948 (Data Communication System) >> Diagnostic Information and Procedures >> DTC U182A >> Diagnostic Fault Information

Diagnostic Fault Information

WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
B+
From 200 A Mega fuse
U182A* U182A* -  
PTLAN +
2 circuits at EBCM
U0074* U182A* U0074* -
PTLAN -
2 circuits at EBCM
U0074* U182A* U0074* -
Wake Up Signal
circuit 932
B137B* U182A* U189A* -
* Other modules/DTCs will set with this fault.